Home / 1,507,933.44-2,261,898.72-386,000.64

Finding the Fourth Proportional to 1,507,933.44, 2,261,898.72 and 386,000.64

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Solution

The fourth proportional to 1,507,933.44, 2,261,898.72 and 386,000.64 is: 579,000.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,933.44 : 2,261,898.72 = 386,000.64 : x
  2. Step 2: Convert to fraction form
    1,507,933.44/2,261,898.72 = 386,000.64/x
  3. Step 3: Cross multiply
    1,507,933.44x = 2,261,898.72 × 386,000.64
  4. Step 4: Simplify right side
    1,507,933.44x = 873,094,353,535.18
  5. Step 5: Solve for x
    x = 873,094,353,535.18/1,507,933.44
  6. Step 6: Final answer
    x = 579,000.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.